initial

Signed-off-by: Jiri Pirko <jiri@resnulli.us>

2 files changed, 135 insertions, 0 deletions

diff --git a/include/Makefile.am b/include/Makefile.am
new file mode 100644
index 0000000..889d1d2
--- /dev/null
+++ b/include/Makefile.am
@@ -0,0 +1,5 @@
+MAINTAINERCLEANFILES = Makefile.in
+
+libndpincludedir = $(includedir)
+nobase_libndpinclude_HEADERS = ndp.h
+
diff --git a/include/ndp.h b/include/ndp.h
new file mode 100644
index 0000000..b4647ce
--- /dev/null
+++ b/include/ndp.h
@@ -0,0 +1,130 @@
+/*
+ *   ndp.h - Neighbour discovery library
+ *   Copyright (C) 2013 Jiri Pirko <jiri@resnulli.us>
+ *
+ *   This library is free software; you can redistribute it and/or
+ *   modify it under the terms of the GNU Lesser General Public
+ *   License as published by the Free Software Foundation; either
+ *   version 2.1 of the License, or (at your option) any later version.
+ *
+ *   This library is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *   Lesser General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Lesser General Public
+ *   License along with this library; if not, write to the Free Software
+ *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef _NDP_H_
+#define _NDP_H_
+
+#include <stdbool.h>
+#include <netinet/in.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct ndp;
+
+void ndp_set_log_fn(struct ndp *ndp,
+		    void (*log_fn)(struct ndp *ndp, int priority,
+				   const char *file, int line, const char *fn,
+				   const char *format, va_list args));
+int ndp_get_log_priority(struct ndp *ndp);
+void ndp_set_log_priority(struct ndp *ndp, int priority);
+
+struct ndp_msg;
+struct ndp_msgrs;
+struct ndp_msgra;
+struct ndp_msgns;
+struct ndp_msgna;
+struct ndp_msgr;
+
+enum ndp_msg_type {
+	NDP_MSG_RS, /* Router Solicitation */
+	NDP_MSG_RA, /* Router Advertisement */
+	NDP_MSG_NS, /* Neighbor Solicitation */
+	NDP_MSG_NA, /* Neighbor Advertisement */
+	NDP_MSG_R, /* Redirect */
+	NDP_MSG_ALL, /* Matches all */
+};
+
+uint8_t ndp_msgra_curhoplimit(struct ndp_msgra *msgra);
+void ndp_msgra_curhoplimit_set(struct ndp_msgra *msgra, uint8_t curhoplimit);
+bool ndp_msgra_flag_managed(struct ndp_msgra *msgra);
+void ndp_msgra_flag_managed_set(struct ndp_msgra *msgra, bool flag_managed);
+bool ndp_msgra_flag_other(struct ndp_msgra *msgra);
+void ndp_msgra_flag_other_set(struct ndp_msgra *msgra, bool flag_other);
+bool ndp_msgra_flag_home_agent(struct ndp_msgra *msgra);
+void ndp_msgra_flag_home_agent_set(struct ndp_msgra *msgra,
+				   bool flag_home_agent);
+uint16_t ndp_msgra_router_lifetime(struct ndp_msgra *msgra);
+void ndp_msgra_router_lifetime_set(struct ndp_msgra *msgra,
+				   uint16_t router_lifetime);
+uint32_t ndp_msgra_reachable_time(struct ndp_msgra *msgra);
+void ndp_msgra_reachable_time_set(struct ndp_msgra *msgra,
+				  uint32_t reachable_time);
+uint32_t ndp_msgra_retransmit_time(struct ndp_msgra *msgra);
+void ndp_msgra_retransmit_time_set(struct ndp_msgra *msgra,
+				   uint32_t retransmit_time);
+
+bool ndp_msgra_opt_source_linkaddr_present(struct ndp_msgra *msgra);
+unsigned char *ndp_msgra_opt_source_linkaddr(struct ndp_msgra *msgra);
+size_t ndp_msgra_opt_source_linkaddr_len(struct ndp_msgra *msgra);
+bool ndp_msgra_opt_target_linkaddr_present(struct ndp_msgra *msgra);
+unsigned char *ndp_msgra_opt_target_linkaddr(struct ndp_msgra *msgra);
+size_t ndp_msgra_opt_target_linkaddr_len(struct ndp_msgra *msgra);
+
+bool ndp_msgra_opt_prefix_present(struct ndp_msgra *msgra);
+struct in6_addr *ndp_msgra_opt_prefix(struct ndp_msgra *msgra);
+uint8_t ndp_msgra_opt_prefix_len(struct ndp_msgra *msgra);
+uint32_t ndp_msgra_opt_prefix_valid_time(struct ndp_msgra *msgra);
+uint32_t ndp_msgra_opt_prefix_preferred_time(struct ndp_msgra *msgra);
+bool ndp_msgra_opt_mtu_present(struct ndp_msgra *msgra);
+uint32_t ndp_msgra_opt_mtu(struct ndp_msgra *msgra);
+
+int ndp_msg_new(struct ndp_msg **p_msg, enum ndp_msg_type msg_type);
+void ndp_msg_destroy(struct ndp_msg *msg);
+void *ndp_msg_payload(struct ndp_msg *msg);
+size_t ndp_msg_payload_len(struct ndp_msg *msg);
+void ndp_msg_payload_len_set(struct ndp_msg *msg, size_t len);
+struct ndp_msgrs *ndp_msgrs(struct ndp_msg *msg);
+struct ndp_msgra *ndp_msgra(struct ndp_msg *msg);
+struct ndp_msgns *ndp_msgns(struct ndp_msg *msg);
+struct ndp_msgna *ndp_msgna(struct ndp_msg *msg);
+struct ndp_msgr *ndp_msgr(struct ndp_msg *msg);
+enum ndp_msg_type ndp_msg_type(struct ndp_msg *msg);
+struct in6_addr *ndp_msg_addrto(struct ndp_msg *msg);
+uint32_t ndp_msg_ifindex(struct ndp_msg *msg);
+
+typedef int (*ndp_msgrcv_handler_func_t)(struct ndp *ndp, struct ndp_msg *msg,
+					 void *priv);
+int ndp_msgrcv_handler_register(struct ndp *ndp, ndp_msgrcv_handler_func_t func,
+				enum ndp_msg_type msg_type, uint32_t ifindex,
+				void *priv);
+void ndp_msgrcv_handler_unregister(struct ndp *ndp, ndp_msgrcv_handler_func_t func,
+				   enum ndp_msg_type msg_type, uint32_t ifindex,
+				   void *priv);
+
+struct ndp_eventfd;
+
+struct ndp_eventfd *ndp_get_next_eventfd(struct ndp *ndp,
+					 struct ndp_eventfd *eventfd);
+#define ndp_for_each_event_fd(eventfd, ndp)				\
+	for (eventfd = ndp_get_next_eventfd(ndp, NULL); eventfd;	\
+	     eventfd = ndp_get_next_eventfd(ndp, eventfd))
+int ndp_get_eventfd_fd(struct ndp *ndp, struct ndp_eventfd *eventfd);
+int ndp_call_eventfd_handler(struct ndp *ndp, struct ndp_eventfd *eventfd);
+
+int ndp_open(struct ndp **p_ndp);
+void ndp_close(struct ndp *ndp);
+
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* _NDP_H_ */